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Unified Diff: fusl/src/math/roundf.c

Issue 1714623002: [fusl] clang-format fusl (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: headers too Created 4 years, 10 months ago
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Index: fusl/src/math/roundf.c
diff --git a/fusl/src/math/roundf.c b/fusl/src/math/roundf.c
index e8210af5621aa392543616d308200ddb22523281..55a38ddcfd159f2b577ccbeb66bac24c4bea2336 100644
--- a/fusl/src/math/roundf.c
+++ b/fusl/src/math/roundf.c
@@ -1,36 +1,38 @@
#include "libm.h"
-#if FLT_EVAL_METHOD==0
+#if FLT_EVAL_METHOD == 0
#define EPS FLT_EPSILON
-#elif FLT_EVAL_METHOD==1
+#elif FLT_EVAL_METHOD == 1
#define EPS DBL_EPSILON
-#elif FLT_EVAL_METHOD==2
+#elif FLT_EVAL_METHOD == 2
#define EPS LDBL_EPSILON
#endif
-static const float_t toint = 1/EPS;
+static const float_t toint = 1 / EPS;
-float roundf(float x)
-{
- union {float f; uint32_t i;} u = {x};
- int e = u.i >> 23 & 0xff;
- float_t y;
+float roundf(float x) {
+ union {
+ float f;
+ uint32_t i;
+ } u = {x};
+ int e = u.i >> 23 & 0xff;
+ float_t y;
- if (e >= 0x7f+23)
- return x;
- if (u.i >> 31)
- x = -x;
- if (e < 0x7f-1) {
- FORCE_EVAL(x + toint);
- return 0*u.f;
- }
- y = x + toint - toint - x;
- if (y > 0.5f)
- y = y + x - 1;
- else if (y <= -0.5f)
- y = y + x + 1;
- else
- y = y + x;
- if (u.i >> 31)
- y = -y;
- return y;
+ if (e >= 0x7f + 23)
+ return x;
+ if (u.i >> 31)
+ x = -x;
+ if (e < 0x7f - 1) {
+ FORCE_EVAL(x + toint);
+ return 0 * u.f;
+ }
+ y = x + toint - toint - x;
+ if (y > 0.5f)
+ y = y + x - 1;
+ else if (y <= -0.5f)
+ y = y + x + 1;
+ else
+ y = y + x;
+ if (u.i >> 31)
+ y = -y;
+ return y;
}

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